Class DeviceInfo#getSystemUsageInfo

DeviceInfo

Class Summary
Constructor Attributes Constructor Name and Description
 
DeviceInfo#getSystemUsageInfo(successCallback, errorCallback, options)
Gets device usage information.

Class Detail

DeviceInfo#getSystemUsageInfo(successCallback, errorCallback, options)
Gets device usage information. Usage information includes cpu and memory status.
// Javascript code
function getSystemUsageInfo() {
  function successCb(cbObject) {
     console.log("cbObject : " + JSON.stringify(cbObject));
     console.log("memory.total : " + cbObject.memory.total);
     console.log("memory.free : " + cbObject.memory.free);

     for (var i in cbObject.cpus) {
        console.log("cpu.model " +  cbObject.cpus[i].model);
        console.log("cpu.times.user " +  cbObject.cpus[i].times.user);
        console.log("cpu.times.nice " +  cbObject.cpus[i].times.nice);
        console.log("cpu.times.sys " +  cbObject.cpus[i].times.sys);
        console.log("cpu.times.idle " +  cbObject.cpus[i].times.idle);
        console.log("cpu.times.irq " +  cbObject.cpus[i].times.irq);
     } 
     // Do something
  }

  function failureCb(cbObject) {
     var errorCode = cbObject.errorCode;
     var errorText = cbObject.errorText;
     console.log ("Error Code [" + errorCode + "]: " + errorText);
  }

  var deviceInfo = new DeviceInfo();
  var options = {cpus : true, memory : true};
  deviceInfo.getSystemUsageInfo(successCb, failureCb, options);
}
Parameters:
{Function} successCallback
success callback function.
{Function} errorCallback
failure callback function.
{Object} options
PropertyTypeDescriptionRequired
cpusBooleantrue to get CPU information, false otherwise.optional
memoryBooleantrue to get memory information, false otherwise.optional
Since:
1.2
Returns:
{Object}
PropertyTypeDescriptionAvailable
cpusArrayArray of objects containing information about each CPU/core installed: model, and times
(an object containing the number of milliseconds the CPU/core spent in: user, nice, sys, idle, and irq).
optional
memoryObjectObject containing total and free member fields.
'total' is total amount of system memory in bytes and 'free' is amount of free memory in bytes.
optional
See:
DeviceInfo.getPlatformInfo()